| article html file updated | 30 August 2025 02:25 CEST | Update | https://www.mdpi.com/2075-163X/8/2/47 |
| article html file updated | 16 July 2022 08:53 CEST | Update | N/A |
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| article xml uploaded. | 30 January 2018 11:17 CET | Original file | https://www.mdpi.com/2075-163X/8/2/47/xml |
| article pdf uploaded. | 30 January 2018 11:17 CET | Updated version of record | https://www.mdpi.com/2075-163X/8/2/47/pdf |
| article pdf uploaded. | 29 January 2018 17:43 CET | Version of Record | https://www.mdpi.com/2075-163X/8/2/47/pdf-vor |
